HP Compaq Presario,Presario 800AP Supplementary Manual page 56

Did you know...
If your Notebook power is off,
you will not be able to eject a
disc from the CD or DVD
drive. To remove a disc
without powering up your
Notebook, you must eject the
disc from the drive manually.
See "Manually Ejecting a
Disc" for detailed instructions.
3. Place the disc, label side up (unless it is a double-sided
DVD), into the round area of the tray. Gently press the disc
down onto the center spindle of the tray until the disc snaps
into place.
4. Push the tray back into the drive until the drive locks
into place.
To remove a disc from the drive,
complete the following steps:
1. Press the Eject button on
the drive.
2. Remove a disc from the tray, gently pushing down on the
center spindle while pulling up on the outer edges.
Avoid touching the surface of the disc.
3. Push the tray back into the drive until it locks into place.